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My last update broke jupyterlab with the following error message
Traceback (most recent call last):
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 568, in _build_master
ws.require(__requires__)
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 886, in require
needed = self.resolve(parse_requirements(requirements))
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 777, in resolve
raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (MarkupSafe 1.1.1 (/usr/lib/python3.9/site-packages), Requirement.parse('MarkupSafe>=2.0.0rc2'), {'jinja2'})
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/bin/jupyter-lab", line 33, in <module>
sys.exit(load_entry_point('jupyterlab==3.0.14', 'console_scripts', 'jupyter-lab')())
File "/usr/bin/jupyter-lab", line 25, in importlib_load_entry_point
return next(matches).load()
File "/usr/lib/python3.9/importlib/metadata.py", line 77, in load
module = import_module(match.group('module'))
File "/usr/lib/python3.9/importlib/__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1030, in _gcd_import
File "<frozen importlib._bootstrap>", line 1007, in _find_and_load
File "<frozen importlib._bootstrap>", line 972, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 228, in _call_with_frames_removed
File "<frozen importlib._bootstrap>", line 1030, in _gcd_import
File "<frozen importlib._bootstrap>", line 1007, in _find_and_load
File "<frozen importlib._bootstrap>", line 986, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 680, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 855, in exec_module
File "<frozen importlib._bootstrap>", line 228, in _call_with_frames_removed
File "/usr/lib/python3.9/site-packages/jupyterlab/__init__.py", line 7, in <module>
from .labapp import LabApp
File "/usr/lib/python3.9/site-packages/jupyterlab/labapp.py", line 15, in <module>
from jupyterlab_server import slugify, WORKSPACE_EXTENSION
File "/usr/lib/python3.9/site-packages/jupyterlab_server/__init__.py", line 4, in <module>
from .app import LabServerApp
File "/usr/lib/python3.9/site-packages/jupyterlab_server/app.py", line 11, in <module>
from .handlers import LabConfig, add_handlers
File "/usr/lib/python3.9/site-packages/jupyterlab_server/handlers.py", line 19, in <module>
from .translations_handler import TranslationsHandler
File "/usr/lib/python3.9/site-packages/jupyterlab_server/translations_handler.py", line 16, in <module>
from .translation_utils import get_language_pack, get_language_packs, is_valid_locale, translator
File "/usr/lib/python3.9/site-packages/jupyterlab_server/translation_utils.py", line 15, in <module>
import pkg_resources
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 3243, in <module>
def _initialize_master_working_set():
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 3226, in _call_aside
f(*args, **kwargs)
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 3255, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 570, in _build_master
return cls._build_from_requirements(__requires__)
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 583, in _build_from_requirements
dists = ws.resolve(reqs, Environment())
File "/usr/lib/python3.9/site-packages/pkg_resources/__init__.py", line 772, in resolve
raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'MarkupSafe>=2.0.0rc2' distribution was not found and is required by jinja2
MarkupSafe 2.0 is still in testing. I tried to downgrade jupyterlab but that did not fix the issue. This means that the
culpirit is one of its dependencies who in turn has MarkupSafe as a dependency.
I have not tried downgrading any other package so far.
Last edited by mane.andrea (2021-05-13 11:59:06)
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Looks like python-markupsafe in extra was just updated to 2.0 (20 minutes ago). Try updating your system again.
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Indeed, now it works. That was quick! Cheers.
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